November 2014 in “British Journal of Dermatology” Hair loss is due to thinner hairs, not less hairs; hair diameter indicates balding progression and treatment effectiveness.
1 citations
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December 2022 in “Clinical, Cosmetic and Investigational Dermatology” Midscalp hair density and terminal hair percentage are good indicators of female pattern hair loss severity.
5 citations
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January 2004 in “Annals of Dermatology” People with androgenetic alopecia (AGA) have lower hair density and more single-hair units compared to those with normal scalps.
December 2022 in “JEADV Clinical Practice” Hair density and thickness decrease in specific scalp areas in people with androgenetic alopecia.
31 citations
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February 2020 in “BioMed Research International” Thai people's hair density decreases with age and varies by scalp area, but hair thickness stays the same regardless of age or scalp area.
January 2023 in “Al-Azhar International Medical Journal /Al-Azhar International Medical Journal” Trichoscopy is a quick, non-invasive way to measure hair density and thickness, helping diagnose hair loss.
57 citations
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August 2003 in “British Journal of Dermatology” Minoxidil and pyrithione zinc combo most effectively increases hair density.
2 citations
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September 2017 in “Plastic and Aesthetic Research” Healthy Han Chinese have lower hair density than whites and Africans, and transplanting 300 hair units can nearly restore normal hair density.
January 2020 in “Journal of Clinical Dermatology” Dutasteride helps increase hair density in patients with female-pattern hair loss by activating a new growth mechanism.
125 citations
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May 2007 in “Journal of The American Academy of Dermatology” The BASP classification is a detailed and accurate way to categorize hair loss in both men and women.
20 citations
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May 1992 in “The Journal of Dermatologic Surgery and Oncology” Dr. Norwood's analysis highlights the need for careful patient selection and strategic hair transplant design to create a natural-looking hair density.
1 citations
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March 2021 in “Frontiers in Medicine” Female pattern hair loss shows similar characteristics in both genders and should be classified by hair loss patterns, not gender.
July 2007 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” The BASP classification is a detailed system for categorizing hair loss in both men and women, but it may be complex for beginners and not fully suitable for grading female hair loss.
7 citations
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October 2018 in “Journal of Craniofacial Surgery” About 21.3% of young, healthy Chinese men experience hair loss. Hairlines are mostly linear or have a central protrusion. Hair is densest on the top and back of the head, and hair follicles usually have 1 or 2 hairs. This information can help in designing hair restoration procedures.
2 citations
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May 2022 in “Clinical, Cosmetic and Investigational Dermatology” Trichoscopy and pathological examination both have unique benefits and cannot completely replace each other in evaluating hair.
March 2026 in “Frontiers in Medicine” Diffuse unpatterned alopecia can affect donor areas, but treatment with finasteride and minoxidil can improve hair density.
June 2024 in “Skin Appendage Disorders” Both PRP and MZT treatments can significantly improve hair growth in patients with androgenetic alopecia.
January 2020 in “대한피부과학회지” Dutasteride effectively increases hair density in women with hair loss.
3 citations
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October 2015 in “International Journal of Dermatology” Normal hair density and diameter ratios were established to help diagnose adult hair loss.
April 2024 in “JAMA dermatology” Oral minoxidil is as effective as topical minoxidil for male hair loss but has more side effects like excessive hair growth and headaches.
November 2014 in “British Journal of Dermatology” Male hair loss is mainly due to thinner hair, not less hair.
March 2025 in “Cosmetics” Combining treatments works best for early hair loss, while transplants are best for severe cases.
October 2024 in “JAAD Case Reports” Dutasteride mesotherapy showed mixed results and is not recommended as a primary treatment for hair loss.
December 2022 in “Archives of Dermatological Research” Adding cetirizine to minoxidil improves hair growth and thickness in women with androgenetic alopecia.
September 2023 in “Medical lasers” The botanical shampoo with Morus alba root extract is safe and effective for treating hair loss.
March 2026 in “Zenodo (CERN European Organization for Nuclear Research)” A person's severe hair loss naturally reversed without treatment.
December 2025 in “Zenodo (CERN European Organization for Nuclear Research)” A person's severe hair loss naturally reversed without treatment.
3 citations
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May 2020 in “Actas Dermo-Sifiliográficas” PRP injections increased hair density in men with hair loss but didn't work for everyone and more research is needed.
February 2026 in “Journal of Cosmetic Dermatology” A new reliable scale improves accuracy in measuring hair density and treatment response.
2 citations
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August 2013 in “Facial Plastic Surgery Clinics of North America” Treat the front and middle scalp before the vertex in hair transplants, aim for good density, use non-surgical options for young people, and customize treatment for natural results.